The hose is made of polyester jacket and rubber lining. Polyester jacket is constructed of warp in polyester staple and weft in polyester filament. Lining is made of natural rubber. The hose is very flexible and resists high pressure. It has good resistance in rolling and age. Special adhesive is applied between jacket and rubber. Therefore, the adhesive strength is greatly improved. After long time use, the rubber lining is not separated. The main features: light, flexible, good adhesive strength and long service life.